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-rw-r--r--src/tab_mls.c405
1 files changed, 198 insertions, 207 deletions
diff --git a/src/tab_mls.c b/src/tab_mls.c
index 308cc6c..326e7aa 100644
--- a/src/tab_mls.c
+++ b/src/tab_mls.c
@@ -3,219 +3,210 @@
iem_tab written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_tab.h"
-#include <math.h>
-#include <stdio.h>
-#include <string.h>
/* -------------------------- tab_mls ------------------------------ */
typedef struct _tab_mls
{
- t_object x_obj;
- int x_size_dst;
- int x_offset_dst;
- t_float *x_beg_mem_dst;
- t_symbol *x_sym_dst;
+ t_object x_obj;
+ int x_size_dst;
+ int x_offset_dst;
+ t_float *x_beg_mem_dst;
+ t_symbol *x_sym_dst;
} t_tab_mls;
static t_class *tab_mls_class;
static int tab_mls_exp2(int mls_order)
{
- int i, j=1;
-
- for(i=0; i<mls_order; i++)
- j *= 2;
- return(j);
+ int i, j=1;
+
+ for(i=0; i<mls_order; i++)
+ j *= 2;
+ return(j);
}
static void tab_mls_calc(t_float *vec, int mls_order)
{
- int i, j;
- int work1=1, work2, exor;
- int mask, source, mls_size;
-
- switch(mls_order)
- {
- case 3:
- mask = 2+1;
- source = 4;
- break;
- case 4:
- mask = 2+1;
- source = 8;
- break;
- case 5:
- mask = 4+1;
- source = 16;
- break;
- case 6:
- mask = 2+1;
- source = 32;
- break;
- case 7:
- mask = 8+1;
- source = 64;
- break;
- case 8:
- mask = 32+8+2+1;
- source = 128;
- break;
- case 9:
- mask = 16+1;
- source = 256;
- break;
- case 10:
- mask = 8+1;
- source = 512;
- break;
- case 11:
- mask = 4+1;
- source = 1024;
- break;
- case 12:
- mask = 64+16+2+1;
- source = 2048;
- break;
- case 13:
- mask = 256+128+8+1;
- source = 4096;
- break;
- case 14:
- mask = 1024+64+2+1;
- source = 8192;
- break;
- case 15:
- mask = 2+1;
- source = 16384;
- break;
- case 16:
- mask = 32+8+4+1;
- source = 32768;
- break;
- case 17:
- mask = 8+1;
- source = 65536;
- break;
- case 18:
- mask = 128+1;
- source = 131072;
- break;
- case 19:
- mask = 32+4+2+1;
- source = 262144;
- break;
- case 20:
- mask = 8+1;
- source = 524288;
- break;
- }
-
- mls_size = 2*source - 1;
-
- for(i=0; i<mls_size; i++)
- {
- i = work1 & mask;
- work2 = work1 >> 1;
- exor = 0;
- for(j=0; j<lms_order; j++)
- {
- exor += & 1;
- work1 >>= 1;
- }
- if(exor & 1)
- {
- vec[i] = 1.0f;
- work1 = work2 | source;
- }
- else
- {
- vec[i] = -1.0f;
- work1 = work2;
- }
- }
- return;
+ int i, j;
+ int work1=1, work2, exor;
+ int mask, source, mls_size;
+
+ switch(mls_order)
+ {
+ case 3:
+ mask = 2+1;
+ source = 4;
+ break;
+ case 4:
+ mask = 2+1;
+ source = 8;
+ break;
+ case 5:
+ mask = 4+1;
+ source = 16;
+ break;
+ case 6:
+ mask = 2+1;
+ source = 32;
+ break;
+ case 7:
+ mask = 8+1;
+ source = 64;
+ break;
+ case 8:
+ mask = 32+8+2+1;
+ source = 128;
+ break;
+ case 9:
+ mask = 16+1;
+ source = 256;
+ break;
+ case 10:
+ mask = 8+1;
+ source = 512;
+ break;
+ case 11:
+ mask = 4+1;
+ source = 1024;
+ break;
+ case 12:
+ mask = 64+16+2+1;
+ source = 2048;
+ break;
+ case 13:
+ mask = 256+128+8+1;
+ source = 4096;
+ break;
+ case 14:
+ mask = 1024+64+2+1;
+ source = 8192;
+ break;
+ case 15:
+ mask = 2+1;
+ source = 16384;
+ break;
+ case 16:
+ mask = 32+8+4+1;
+ source = 32768;
+ break;
+ case 17:
+ mask = 8+1;
+ source = 65536;
+ break;
+ case 18:
+ mask = 128+1;
+ source = 131072;
+ break;
+ case 19:
+ mask = 32+4+2+1;
+ source = 262144;
+ break;
+ case 20:
+ mask = 8+1;
+ source = 524288;
+ break;
+ }
+
+ mls_size = 2*source - 1;
+
+ for(i=0; i<mls_size; i++)
+ {
+ i = work1 & mask;
+ work2 = work1 >> 1;
+ exor = 0;
+ for(j=0; j<lms_order; j++)
+ {
+ exor += & 1;
+ work1 >>= 1;
+ }
+ if(exor & 1)
+ {
+ vec[i] = 1.0f;
+ work1 = work2 | source;
+ }
+ else
+ {
+ vec[i] = -1.0f;
+ work1 = work2;
+ }
+ }
+ return;
}
static void tab_mls_dst(t_tab_mls *x, t_symbol *s)
{
- x->x_sym_dst = s;
+ x->x_sym_dst = s;
}
static void tab_mls_float(t_tab_mls *x, t_floatarg fmls_order)
{
- int mls_order=(int)fmls_order;
- int ok_dst, mls_size;
-
- mls_size = tab_mls_exp2(mls_order) - 1;
- ok_dst = iem_tab_check_arrays(gensym("tab_mls"), x->x_sym_dst, &x->x_beg_mem_dst, &x->x_size_dst, mls_size);
-
- if(ok_dst)
- {
- if((mls_order >= 3) && (mls_order <= 20))
- {
- t_garray *a;
-
- tab_mls_calc(x->x_beg_mem_dst, mls_order);
- outlet_bang(x->x_obj.ob_outlet);
- a = (t_garray *)pd_findbyclass(x->x_sym_dst, garray_class);
- garray_redraw(a);
- }
- }
+ int mls_order=(int)fmls_order;
+ int ok_dst, mls_size;
+
+ mls_size = tab_mls_exp2(mls_order) - 1;
+ ok_dst = iem_tab_check_arrays(gensym("tab_mls"), x->x_sym_dst, &x->x_beg_mem_dst, &x->x_size_dst, mls_size);
+
+ if(ok_dst)
+ {
+ if((mls_order >= 3) && (mls_order <= 20))
+ {
+ t_garray *a;
+
+ tab_mls_calc(x->x_beg_mem_dst, mls_order);
+ outlet_bang(x->x_obj.ob_outlet);
+ a = (t_garray *)pd_findbyclass(x->x_sym_dst, garray_class);
+ garray_redraw(a);
+ }
+ }
}
static void tab_mls_list(t_tab_mls *x, t_symbol *s, int argc, t_atom *argv)
{
- int beg_dst;
- int i, n;
- int ok_dst;
- t_float *vec_dst, c;
-
- if((argc >= 3) &&
- IS_A_FLOAT(argv,0) &&
- IS_A_FLOAT(argv,1) &&
- IS_A_FLOAT(argv,2))
- {
- beg_dst = (int)atom_getintarg(0, argc, argv);
- n = (int)atom_getintarg(1, argc, argv);
- c = (t_float)atom_getfloatarg(2, argc, argv);
- if(beg_dst < 0)
- beg_dst = 0;
- if(n < 0)
- n = 0;
-
- ok_dst = iem_tab_check_arrays(gensym("tab_mls"), x->x_sym_dst, &x->x_beg_mem_dst, &x->x_size_dst, beg_dst+n);
-
- if(ok_dst)
- {
- vec_dst = x->x_beg_mem_dst + beg_dst;
- if(n)
- {
- t_garray *a;
-
- for(i=0; i<n; i++)
- vec_dst[i] = c;
- outlet_bang(x->x_obj.ob_outlet);
- a = (t_garray *)pd_findbyclass(x->x_sym_dst, garray_class);
- garray_redraw(a);
- }
- }
- }
- else
- {
- post("tab_mls-ERROR: list need 3 float arguments:");
- post(" destination_offset + number_of_samples_to_copy + constant-value");
- }
+ int beg_dst;
+ int i, n;
+ int ok_dst;
+ t_float *vec_dst, c;
+
+ if((argc >= 3) &&
+ IS_A_FLOAT(argv,0) &&
+ IS_A_FLOAT(argv,1) &&
+ IS_A_FLOAT(argv,2))
+ {
+ beg_dst = (int)atom_getintarg(0, argc, argv);
+ n = (int)atom_getintarg(1, argc, argv);
+ c = (t_float)atom_getfloatarg(2, argc, argv);
+ if(beg_dst < 0)
+ beg_dst = 0;
+ if(n < 0)
+ n = 0;
+
+ ok_dst = iem_tab_check_arrays(gensym("tab_mls"), x->x_sym_dst, &x->x_beg_mem_dst, &x->x_size_dst, beg_dst+n);
+
+ if(ok_dst)
+ {
+ vec_dst = x->x_beg_mem_dst + beg_dst;
+ if(n)
+ {
+ t_garray *a;
+
+ for(i=0; i<n; i++)
+ vec_dst[i] = c;
+ outlet_bang(x->x_obj.ob_outlet);
+ a = (t_garray *)pd_findbyclass(x->x_sym_dst, garray_class);
+ garray_redraw(a);
+ }
+ }
+ }
+ else
+ {
+ post("tab_mls-ERROR: list need 3 float arguments:");
+ post(" destination_offset + number_of_samples_to_copy + constant-value");
+ }
}
static void tab_mls_free(t_tab_mls *x)
@@ -224,33 +215,33 @@ static void tab_mls_free(t_tab_mls *x)
static void *tab_mls_new(t_symbol *s, int argc, t_atom *argv)
{
- t_tab_mls *x = (t_tab_mls *)pd_new(tab_mls_class);
- t_symbol *dst;
- t_float time;
-
- if((argc >= 1) &&
- IS_A_SYMBOL(argv,0))
- {
- dst = (t_symbol *)atom_getsymbolarg(0, argc, argv);
- }
- else
- {
- post("tab_mls-ERROR: need 1 symbol argument:");
- post(" destination_array_name");
- return(0);
- }
-
- x->x_sym_dst = dst;
- outlet_new(&x->x_obj, &s_bang);
- return(x);
+ t_tab_mls *x = (t_tab_mls *)pd_new(tab_mls_class);
+ t_symbol *dst;
+ t_float time;
+
+ if((argc >= 1) &&
+ IS_A_SYMBOL(argv,0))
+ {
+ dst = (t_symbol *)atom_getsymbolarg(0, argc, argv);
+ }
+ else
+ {
+ post("tab_mls-ERROR: need 1 symbol argument:");
+ post(" destination_array_name");
+ return(0);
+ }
+
+ x->x_sym_dst = dst;
+ outlet_new(&x->x_obj, &s_bang);
+ return(x);
}
void tab_mls_setup(void)
{
- tab_mls_class = class_new(gensym("tab_mls"), (t_newmethod)tab_mls_new, (t_method)tab_mls_free,
- sizeof(t_tab_mls), 0, A_GIMME, 0);
- class_addfloat(tab_mls_class, (t_method)tab_mls_float);
- class_addlist(tab_mls_class, (t_method)tab_mls_list);
- class_addmethod(tab_mls_class, (t_method)tab_mls_dst, gensym("dst"), A_DEFSYMBOL, 0);
- class_sethelpsymbol(tab_mls_class, gensym("iemhelp2/tab_mls-help"));
+ tab_mls_class = class_new(gensym("tab_mls"), (t_newmethod)tab_mls_new, (t_method)tab_mls_free,
+ sizeof(t_tab_mls), 0, A_GIMME, 0);
+ class_addfloat(tab_mls_class, (t_method)tab_mls_float);
+ class_addlist(tab_mls_class, (t_method)tab_mls_list);
+ class_addmethod(tab_mls_class, (t_method)tab_mls_dst, gensym("dst"), A_DEFSYMBOL, 0);
+ class_sethelpsymbol(tab_mls_class, gensym("iemhelp2/tab_mls-help"));
}
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-18 14:01:47 +0000